Home / 7,922.81-10,933.48-4,386.25

Finding the Fourth Proportional to 7,922.81, 10,933.48 and 4,386.25

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Solution

The fourth proportional to 7,922.81, 10,933.48 and 4,386.25 is: 6,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.81 : 10,933.48 = 4,386.25 : x
  2. Step 2: Convert to fraction form
    7,922.81/10,933.48 = 4,386.25/x
  3. Step 3: Cross multiply
    7,922.81x = 10,933.48 × 4,386.25
  4. Step 4: Simplify right side
    7,922.81x = 47,956,995.80
  5. Step 5: Solve for x
    x = 47,956,995.80/7,922.81
  6. Step 6: Final answer
    x = 6,053.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.